turbonss/cxxmph/mph_bits_test.cc

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#include <cstdio>
#include <cstdlib>
#include "mph_bits.h"
using cxxmph::dynamic_2bitset;
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using cxxmph::Ranktable;
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int main(int argc, char** argv) {
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dynamic_2bitset small(256, true);
for (int i = 0; i < small.size(); ++i) small.set(i, i % 4);
for (int i = 0; i < small.size(); ++i) {
if (small[i] != i % 4) {
fprintf(stderr, "wrong bits %d at %d expected %d\n", small[i], i, i % 4);
exit(-1);
}
}
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int size = 256;
dynamic_2bitset bits(size, true /* fill with ones */);
for (int i = 0; i < size; ++i) {
if (bits[i] != 3) {
fprintf(stderr, "wrong bits %d at %d expected %d\n", bits[i], i, 3);
exit(-1);
}
}
for (int i = 0; i < size; ++i) bits.set(i, 0);
for (int i = 0; i < size; ++i) {
if (bits[i] != 0) {
fprintf(stderr, "wrong bits %d at %d expected %d\n", bits[i], i, 0);
exit(-1);
}
}
for (int i = 0; i < size; ++i) bits.set(i, i % 4);
for (int i = 0; i < size; ++i) {
if (bits[i] != i % 4) {
fprintf(stderr, "wrong bits %d at %d expected %d\n", bits[i], i, i % 4);
exit(-1);
}
}
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dynamic_2bitset size_corner1(1);
if (size_corner1.size() != 1) exit(-1);
dynamic_2bitset size_corner2(2);
if (size_corner2.size() != 2) exit(-1);
(dynamic_2bitset(4, true)).swap(size_corner2);
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if (size_corner2.size() != 4) exit(-1);
for (int i = 0; i < size_corner2.size(); ++i) {
if (size_corner2[i] != 3) exit(-1);
}
size_corner2.clear();
if (size_corner2.size() != 0) exit(-1);
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dynamic_2bitset empty;
empty.clear();
dynamic_2bitset large(1000, true);
empty.swap(large);
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Ranktable ranktable;
if (ranktable[0] != 0) exit(-1);
if (ranktable[1] != 1) exit(-1);
if (ranktable[2] != 1) exit(-1);
if (ranktable[255] != 8) exit(-1);
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}